.login{
    width: 100%;
    height: 100%;
}
.con{
    padding: 0 .2rem;
    min-height: 4rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    img{
        width: 3rem;
        height: auto;
        display: block;
        margin: .4rem auto;
    }
}